'use strict'
const path = require('path')

function resolve(dir) {
    return path.join(__dirname, dir)
}

const name = '系统管理'
const port = 9543 // dev port

module.exports = {
    // baseUrl: process.env.NODE_ENV === 'production' ? './' : '/',
    publicPath: '/',
    outputDir: 'dist',
    assetsDir: 'static',
    lintOnSave: process.env.NODE_ENV === 'development',
    productionSourceMap: false,
    devServer: {
        port: port,
        open: true,
        https: false, 
        proxy: {
            '/wrm': {
                target: 'http://192.168.2.38:13111/wrm',
                // target: 'http://192.168.2.9:12300',
                changeOrigin: true,
                pathRewrite: {
                    // 路径重写
                    "^/wrm": "" // 这个意思就是以api开头的，定向到哪里, 如果你的后边还有路径的话， 会自动拼接上
                }
            },
            '/api': {
                target: 'http://192.168.2.38:13111/api',
                // target: 'http://192.168.2.9:12300',
                changeOrigin: true,
                pathRewrite: {
                    // 路径重写
                    "^/api": "" // 这个意思就是以api开头的，定向到哪里, 如果你的后边还有路径的话， 会自动拼接上
                }
            }
        }
    },
    configureWebpack: {
        name: name,
        resolve: {
            alias: {
                '@': resolve('src'),
                'components': resolve('src/components'),
                '@views': resolve('src/views'),
                'assets': resolve('src/assets')
            }
        }
    },
    chainWebpack(config) {
        config.plugins.delete('preload') // TODO: need test
        config.plugins.delete('prefetch') // TODO: need test

        // set svg-sprite-loader
        config.module
            .rule('svg')
            .exclude.add(resolve('src/icons'))
            .end()
        config.module
            .rule('icons')
            .test(/\.svg$/)
            .include.add(resolve('src/icons'))
            .end()
            .use('svg-sprite-loader')
            .loader('svg-sprite-loader')
            .options({
                symbolId: 'icon-[name]'
            })
            .end()

        // set preserveWhitespace
        config.module
            .rule('vue')
            .use('vue-loader')
            .loader('vue-loader')
            .tap(options => {
                options.compilerOptions.preserveWhitespace = true
                return options
            })
            .end()

        config
            // https://webpack.js.org/configuration/devtool/#development
            .when(process.env.NODE_ENV === 'development',
                // config => config.devtool('cheap-source-map')
                config => config.devtool('source-map')
            )

        config
            .when(process.env.NODE_ENV !== 'development',
                config => {
                    config
                        .plugin('ScriptExtHtmlWebpackPlugin')
                        .after('html')
                        .use('script-ext-html-webpack-plugin', [{
                            // `runtime` must same as runtimeChunk name. default is `runtime`
                            inline: /runtime\..*\.js$/
                        }])
                        .end()
                    config
                        .optimization.splitChunks({
                            chunks: 'all',
                            cacheGroups: {
                                libs: {
                                    name: 'chunk-libs',
                                    test: /[\\/]node_modules[\\/]/,
                                    priority: 10,
                                    chunks: 'initial' // only package third parties that are initially dependent
                                },
                                elementUI: {
                                    name: 'chunk-elementUI', // split elementUI into a single package
                                    priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
                                    test: /[\\/]node_modules[\\/]_?element-ui(.*)/ // in order to adapt to cnpm
                                },
                                commons: {
                                    name: 'chunk-commons',
                                    test: resolve('src/components'), // can customize your rules
                                    minChunks: 3, //  minimum common number
                                    priority: 5,
                                    reuseExistingChunk: true
                                }
                            }
                        })
                    config.optimization.runtimeChunk('single')
                }
            )
    }
}